The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

One of the most remote lodges in the Amazon offers rare wildlife encounters and undisturbed views of the Peruvian rainforest.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

Resting place of Hollywood's immortals is also site of summer film screenings.

America's most famous piece of self-built architecture.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

A multimedia experience that chronicles the atrocities of racism.

Where the line between entertainment and aerospace blurs.

The fairy tale castle of the "fairy-tale king."

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

Neoclassical Revival mansion and set of horror cult classic Phantasm.

This glamorous old building is said to have inspired the Tower of Terror.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

The most loyal of little dogs, or a Victorian era publicity stunt?

The final resting place of soldiers' loyal canine companions.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

The heads of two giant mythological water horses honor Scotland's horselord past.

Largest lake in Great Britain measured by surface area.

A magnificent, iconic stone tower in the Scottish Highlands.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.